/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/NiagaraSystemViewModel.h
Isolates the supplied emitters. This will remove all other emitters from isolation.
void IsolateEmitters ( [TArray](API\Runtime\Core\Containers\TArray)< [FGuid](API\Runtime\Core\Misc\FGuid) > EmitterHandlesIdsToIsolate )